Food rots about 40 times more rapidly at 25 oc thanwhen it is stored at 4 oc. Estimate the overall activation energy for the processes responsible for its decomposition.

Q: For steady-state approximation of reaction, sketch the graph showing how the concentration of each…

A: In steady-state approximation, the assumption is that the rate of change of the reaction…

Q: Specify the pre-equilibrium and steady-state approximations and explain why they might lead to…

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Q: 4-arr For the gas phase isomerization of cyclopropane, (CH2)3 >CH;CH=CH, the rate constant has been…

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Q: deltaG tells us if a reaction can occur, but not if a reaction will actually occur. What measurement…

A: The Gibbs free energy tells about the energy which can be used for doing useful work. This parameter…

Q: The activation energy, Ea, for the reaction N₂O5(g) → 2 NO2(g) + 1/2O2(g) is 111 kJ/mol. Given that…

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Q: The rate constant for the decomposition of N2O5 increases from 1.52 x 10-5 s-1 at 250 oC to 3.83 x…

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Q: The rate constant of a reaction at 500 K and 700 K are 0.02 s-1 and 0.07 s-1 respectively. Calculate…

A: Chemical kinetics is the branch of chemistry that mainly deals with the rate of reaction and change…

Q: Consider the 3rd order reversible reaction: 2NO(g) + O2(g) ↔ 2NO2(g) The specific rates of the…

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Q: A reaction at 20.0 °C exhibits a rate constant of 0.555 s–1. If the reaction is performed at 60 °C,…

A: Consider the given information is as follows; Initial temperature (T1) = 20.0°C = 20.0 + 273.15 =…

Q: What is the activation energy for a reaction if K= 1.89 x 10^-1 s^-1 at 541 kelvin and k= 4.34 s^-1…

A: The two point Arrhenius equation is given by,                        where, k1 and k2 is the rate…

Q: The presence of a catalyst provides a reaction pathway in which the activation energy of a reaction…

A: The question is based on the concept of chemical kinetics. we need to calculate the rate at which…

Q: For a certain reaction, K. = 25.5 and k = 33.3 M.s. Calculate the value of the reverse rate…

A: Kc = 25.5  Kf = 33.3 M-2 s-1  Kb = ?

Q: When a reaction is cooled, what effect will this have on the rate of reaction and why?

A: It has been observed that the rate constant for a chemical reaction gets doubled for every 10oC rise…

Q: This is based on the binding of glucose to hexokinase.  The enzyme concentrations are constantly…

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Q: Consider the following reaction mechanism. Step 1 : W2  ⇌ 2W                 (fast) Step 2 : W + Z…

A: Consider the following reaction mechanism. Step 1 : W2  ⇌ 2W                 (fast) Step 2 : W + Z ⇌…

Q: Give four related expressions for the rate of the reaction 2 H2CO(g) + O2(g) → 2 CO(g) + 2 H20(g)

A: The given reaction is  2 H2CO (g) + O2(g) →2CO(g) + 2 H2O (g)

Q: For the gas phase isomerization of cis-cyanostyrene, cis-C6H3CH=CHCNtrans-CGH5CH=CHCN the rate…

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Q: The activation energy of a forward process is 65 kJ/mol, and that of the reverse process is 50…

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Q: Explain what is meant by homogeneous and heterogeneous catalysis and give at least two examples of…

A: homogeneous and heterogeneous catalysis   We need to write the about of homogeneous and…

Q: Catalysts are used to speed up chemical reactions. Based on the graph above how do they do this?

A: A question based on activated complex, which is to be accomplished.

Q: What two points should be plotted to graphically determine the activation energy of this reaction?…

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Q: Hydrogen peroxide decomposes spontaneously to yield water and oxygen gas according to the reaction…

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Q: Determine the rate law and the value of k for the following reaction using the data provided. CO(g)…

A: Consider the given reaction is as follows; COg  +  Cl2g  →  COCl g The rate law for the given…

Q: State the role of activated complex in a reaction and state its relation withactivation energy.

A: The collision of two molecules could result in the chemical reaction which is done by an activated…

Q: A reaction at 15.0 °C has a rate constant of 0.735 s–1. When heated to 30.0 ° C, the rate constant…

A: Answer:Here: are the rate constants at temperatures T1 and T2 respectively

Q: A study of certain reaction, A products produced the following data for values of k at different…

A: T (K)                      k ( s-1 )…